Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Fair and Breezy

84°F

29°C

Humidity 10%
Wind Speed W 25 G 33 mph
Barometer 30.04 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 Jun 3:35 pm MDT
Extended Forecast for

5 Miles N Trail Ridge CO

Red Flag Warning until June 17, 08:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until June 17, 08:00pm

    NOW until 8:00pm Wed

    Red Flag Warning

  • This Afternoon

    High: 71 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 35. Breezy, with a west wind 16 to 21 mph becoming light and variable  in the evening. Winds could gust as high as 33 mph.

    Low: 35 °F

    Mostly Clear
    and Breezy
    then Clear

  • Thursday

    Thursday: Sunny, with a high near 71. Light and variable wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36. West northwest wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 21 mph.

    Low: 36 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 73. Calm wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 72. Breezy.

    High: 72 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35. Breezy.

    Low: 35 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 71. Breezy, with a west wind around 22 mph, with gusts as high as 34 mph.
Tonight
Mostly clear, with a low around 35. Breezy, with a west wind 16 to 21 mph becoming light and variable in the evening. Winds could gust as high as 33 mph.
Thursday
Sunny, with a high near 71. Light and variable wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 36. West northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Juneteenth
Mostly sunny, with a high near 73. Calm wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Partly cloudy, with a low around 38.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72. Breezy.
Saturday Night
Mostly clear, with a low around 35. Breezy.
Sunday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 67.
Sunday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 33.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 67.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 34.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 71.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Trail Ridge CO
 40.5°N 105.76°W (Elev. 10223 ft)
12:46 pm MDT Jun 17, 2026
3pm MDT Jun 17, 2026-6pm MDT Jun 23, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database